package com.atguigu.cloud.config;

import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.loadbalancer.LoadBalanced;
import org.springframework.cloud.loadbalancer.annotation.LoadBalancerClient;
import org.springframework.cloud.loadbalancer.core.RandomLoadBalancer;
import org.springframework.cloud.loadbalancer.core.ReactorLoadBalancer;
import org.springframework.cloud.loadbalancer.core.ServiceInstanceListSupplier;
import org.springframework.cloud.loadbalancer.support.LoadBalancerClientFactory;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.env.Environment;
import org.springframework.web.client.RestTemplate;

/**
 * @author HanYiMing
 * @description
 * @date 2024/3/20
 * @lastEditDate 2024/3/20
 * @lastEditAuthor
 * @lastDescription
 */
@Configuration
//下面的value值大小写一定要和consul里面的名字一样，必须一样，随机访问配置
//@LoadBalancerClient(value = "cloud-payment-service", configuration = RestTemplateConfig.class)
public class RestTemplateConfig {

    @Bean
    @LoadBalanced
    public RestTemplate restTemplate() {
        return new RestTemplate();
    }

    /**
     * 随机访问客户端
     *
     * @param environment
     * @param loadBalancerClientFactory
     * @return
     */
//    @Bean
//    ReactorLoadBalancer<ServiceInstance> randomLoadBalancer(Environment environment, LoadBalancerClientFactory loadBalancerClientFactory) {
//        String name = environment.getProperty(LoadBalancerClientFactory.PROPERTY_NAME);
//
//        return new RandomLoadBalancer(loadBalancerClientFactory.getLazyProvider(name, ServiceInstanceListSupplier.class), name);
//    }
}
